Prime Power : Prime power is available for an unlimited number of annual hours in variable load application, in accordance with GB/T2820-97; A 10% overload capability is available for a period of 1 hour within a 12-hour period of operation.
Standby Power Rating : The standby power rating is applicable for supplying emergency power for the duration of a utility power interruption. No overload, utility parallel or negotiated outage operation capability is available at this rating.
Voltage regulation maintained within ±0.5% as follow:Power factor Between 0.8~1.0 lag
From no load to full load, any steady loadSpeed droop variation under 4.5%
Frequency/Speed undulationChange load from 0-100%, Frequency/Speed Droop Ratio within 5%Load from 25-100%, any steady load Frequency/Speed undulation within 0.25%